Carlos Alcaraz shows grand credentials to reach Wimbledon third round

World No 1 beats Alexandre Müller 6-4, 7-6 (2), 6-3 Alcaraz: 'I'm playing great, getting better every match' An heir presumptive or the presumptuous heir? Nobody could accuse the indefatigably polite Carlos Alcaraz of being the latter among a strong field of contenders - or even dreaming of the former - but no one watching the young Spaniard here on Friday could argue with any conviction that the prince will not one day be king. For the moment and the foreseeable future, Novak Djokovic starts f...